Home / 38,386.40-57,509.42-27,830.27

Finding the Fourth Proportional to 38,386.40, 57,509.42 and 27,830.27

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Solution

The fourth proportional to 38,386.40, 57,509.42 and 27,830.27 is: 41,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386.40 : 57,509.42 = 27,830.27 : x
  2. Step 2: Convert to fraction form
    38,386.40/57,509.42 = 27,830.27/x
  3. Step 3: Cross multiply
    38,386.40x = 57,509.42 × 27,830.27
  4. Step 4: Simplify right side
    38,386.40x = 1,600,502,259.44
  5. Step 5: Solve for x
    x = 1,600,502,259.44/38,386.40
  6. Step 6: Final answer
    x = 41,694.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.